Thunder Jet starts the governor of Nankyo. Garer, secretly preparing rebellion against Go-Jo Empire, sent a fleet to destroy T.J. Sishin, an ambitious young man with extraordinary talent of military strategy watches the battle of Nankyo through TV monitor. T.J. defeats the fleet sent by Garer before it reaches the terrestrial airspace and defends Nankyo. Sishin thinks of allaying with T.J. to realize his dream...